220541750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 503193600

約数和(自身を除く): 282651850

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 31, 50, 55, 62, 65, 110, 125, 130, 143, 155, 199, 250, 275, 286, 310, 325, 341, 398, 403, 550, 650, 682, 715, 775, 806, 995, 1375, 1430, 1550, 1625, 1705, 1990, 2015, 2189, 2587, 2750, 3250, 3410, 3575, 3875, 4030, 4378, 4433, 4975, 5174, 6169, 7150, 7750, 8525, 8866, 9950, 10075, 10945, 12338, 12935, 17050, 17875, 20150, 21890, 22165, 24875, 25870, 28457, 30845, 35750, 42625, 44330, 49750, 50375, 54725, 56914, 61690, 64675, 67859, 80197, 85250, 100750, 109450, 110825, 129350, 135718, 142285, 154225, 160394, 221650, 273625, 284570, 308450, 323375, 339295, 400985, 547250, 554125, 646750, 678590, 711425, 771125, 801970, 882167, 1108250, 1422850, 1542250, 1696475, 1764334, 2004925, 3392950, 3557125, 4009850, 4410835, 7114250, 8482375, 8821670, 10024625, 16964750, 20049250, 22054175, 44108350, 110270875, 220541750]

約数ペア:

[(1, 220541750), (2, 110270875), (5, 44108350), (10, 22054175), (11, 20049250), (13, 16964750), (22, 10024625), (25, 8821670), (26, 8482375), (31, 7114250), (50, 4410835), (55, 4009850), (62, 3557125), (65, 3392950), (110, 2004925), (125, 1764334), (130, 1696475), (143, 1542250), (155, 1422850), (199, 1108250), (250, 882167), (275, 801970), (286, 771125), (310, 711425), (325, 678590), (341, 646750), (398, 554125), (403, 547250), (550, 400985), (650, 339295), (682, 323375), (715, 308450), (775, 284570), (806, 273625), (995, 221650), (1375, 160394), (1430, 154225), (1550, 142285), (1625, 135718), (1705, 129350), (1990, 110825), (2015, 109450), (2189, 100750), (2587, 85250), (2750, 80197), (3250, 67859), (3410, 64675), (3575, 61690), (3875, 56914), (4030, 54725), (4378, 50375), (4433, 49750), (4975, 44330), (5174, 42625), (6169, 35750), (7150, 30845), (7750, 28457), (8525, 25870), (8866, 24875), (9950, 22165), (10075, 21890), (10945, 20150), (12338, 17875), (12935, 17050)]